HI9829-14/15 is for premium quality 10 ppm and 100 ppm (mg/L) Nitrate (as N) standard for calibration. These standards are used to calibrate the HI7609829-12 Nitrate ISE. Each sachet has the lot number and expiration date stamped on it. The sachet is made of light block and air-tight foil ensuring freshness each time one is used. The HI9829-14/15 is for 10 sachets each of the 10 ppm and 100 ppm chloride calibration standard. Each sachet contains approximately 20 mL of buffer.
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HI9829-14/15 is for premium quality 10 ppm and 100 ppm (mg/L) Nitrate (as N) calibration standards. It is produced in accordance with ISO 3696/BS3978 standards using high purity salts, deionized water, certified weight-checked balances, and Class A glassware in a temperature controlled environment monitored with certified thermometers.
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